Lightweight Steel Front Sprockets 1037-520-15T
- One of the lightest 520 steel sprockets available today
- Designed using our proprietary EST Technology
- Performance and longevity all in one sprocket
- Attractive black zinc semi-gloss finish
- Lowered surface to remove unnecessary weight
- Available in a wide variety of tooth counts
| 2015 | Yamaha | YZF-R1 |
| 2016 | Yamaha | YZF-R1 |
| 2017 | Yamaha | YZF-R1 |
| 2018 | Yamaha | YZF-R1 |
| 2015 | Yamaha | YZF-R1 M |
| 2016 | Yamaha | YZF-R1 M |
| 2017 | Yamaha | YZF-R1 M |
| 2018 | Yamaha | YZF-R1 M |
| 2016 | Yamaha | YZF-R1 S |
| 2017 | Yamaha | YZF-R1 S |
| 2018 | Yamaha | YZF-R1 S |
